#include<stdio.h>
int gcd(int a,int b){
	if (a%b==0)
		return b;
	else return gcd(b,a%b);
}
int  main()
{
	int a,b;
	scanf("%d %d",&a,&b);
	printf("%d", a*b/gcd(a,b));
	return 0;
}